{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:D2GNHGOC54RGIAQKPUBUNO7WQA","short_pith_number":"pith:D2GNHGOC","canonical_record":{"source":{"id":"1305.5168","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-02T08:29:02Z","cross_cats_sorted":[],"title_canon_sha256":"43adde5fef9bb60eba3822dc035e222cb02f522b86b9776e081bbcde7f695a2f","abstract_canon_sha256":"1fef73a1e93d640e07bbae36f7be717c14168b91ae683c7a6e6d01a55808d29a"},"schema_version":"1.0"},"canonical_sha256":"1e8cd399c2ef2264020a7d0346bbf68023ff898978566cbddd9c7037940ef411","source":{"kind":"arxiv","id":"1305.5168","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.5168","created_at":"2026-05-18T03:17:33Z"},{"alias_kind":"arxiv_version","alias_value":"1305.5168v3","created_at":"2026-05-18T03:17:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.5168","created_at":"2026-05-18T03:17:33Z"},{"alias_kind":"pith_short_12","alias_value":"D2GNHGOC54RG","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"D2GNHGOC54RGIAQK","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"D2GNHGOC","created_at":"2026-05-18T12:27:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:D2GNHGOC54RGIAQKPUBUNO7WQA","target":"record","payload":{"canonical_record":{"source":{"id":"1305.5168","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-02T08:29:02Z","cross_cats_sorted":[],"title_canon_sha256":"43adde5fef9bb60eba3822dc035e222cb02f522b86b9776e081bbcde7f695a2f","abstract_canon_sha256":"1fef73a1e93d640e07bbae36f7be717c14168b91ae683c7a6e6d01a55808d29a"},"schema_version":"1.0"},"canonical_sha256":"1e8cd399c2ef2264020a7d0346bbf68023ff898978566cbddd9c7037940ef411","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:17:33.798865Z","signature_b64":"vd1piAtEEhbe8Dz030hJZbZ3qDlm62zfFGw7USL54bfy5XHdtC9J4h4xOEJw3vFycGZrfi4CRQABp8zzH+VnAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1e8cd399c2ef2264020a7d0346bbf68023ff898978566cbddd9c7037940ef411","last_reissued_at":"2026-05-18T03:17:33.798347Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:17:33.798347Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1305.5168","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:17:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"phLZ9CK/1jQHZcPI4IGIwJipr4Yni+fRA54OjjGtvyBRnA1LhlXLwaCqNbRD1gjNh8nGOLLp1o9GzAKSxvnDBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T14:46:53.406909Z"},"content_sha256":"15183ab2896ffdc0bf209a7a09f0d94e6726a9e2137be732d4b11d3d8d230327","schema_version":"1.0","event_id":"sha256:15183ab2896ffdc0bf209a7a09f0d94e6726a9e2137be732d4b11d3d8d230327"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:D2GNHGOC54RGIAQKPUBUNO7WQA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Long-term temporal variations in the areas of sunspot groups","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"J. Javaraiah","submitted_at":"2013-05-02T08:29:02Z","abstract_excerpt":"Recently, we analyzed the combined Greenwich and Solar Optical Observing Network (SOON) sunspot group data during the period 1874-2011 and studied variations in the annual numbers of small, large and big sunspot groups. Here that analysis is extended and studied variations in the mean maximum sizes (the mean values of maximum areas) of the aforementioned three classes of sunspot groups and also their combination. It is found that there is no significant correlation between the mean maximum size of any class of sunspot groups and the International Sunspot Number (Rz), probably due to in a given"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.5168","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:17:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BOrdNx56oF1IePca5dkEWdKHmMoA3RPnrhgGO+pfUIgCfk3oK9bBcLDvsvzaheUm7Bas0Ywu4bjJLS3AM91gBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T14:46:53.407258Z"},"content_sha256":"d7b2653f76be951ad2cbe1920de6f5066c1f57862c5ace4d6e37523f985cd6ae","schema_version":"1.0","event_id":"sha256:d7b2653f76be951ad2cbe1920de6f5066c1f57862c5ace4d6e37523f985cd6ae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D2GNHGOC54RGIAQKPUBUNO7WQA/bundle.json","state_url":"https://pith.science/pith/D2GNHGOC54RGIAQKPUBUNO7WQA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D2GNHGOC54RGIAQKPUBUNO7WQA/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-02T14:46:53Z","links":{"resolver":"https://pith.science/pith/D2GNHGOC54RGIAQKPUBUNO7WQA","bundle":"https://pith.science/pith/D2GNHGOC54RGIAQKPUBUNO7WQA/bundle.json","state":"https://pith.science/pith/D2GNHGOC54RGIAQKPUBUNO7WQA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D2GNHGOC54RGIAQKPUBUNO7WQA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:D2GNHGOC54RGIAQKPUBUNO7WQA","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"1fef73a1e93d640e07bbae36f7be717c14168b91ae683c7a6e6d01a55808d29a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-02T08:29:02Z","title_canon_sha256":"43adde5fef9bb60eba3822dc035e222cb02f522b86b9776e081bbcde7f695a2f"},"schema_version":"1.0","source":{"id":"1305.5168","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.5168","created_at":"2026-05-18T03:17:33Z"},{"alias_kind":"arxiv_version","alias_value":"1305.5168v3","created_at":"2026-05-18T03:17:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.5168","created_at":"2026-05-18T03:17:33Z"},{"alias_kind":"pith_short_12","alias_value":"D2GNHGOC54RG","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"D2GNHGOC54RGIAQK","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"D2GNHGOC","created_at":"2026-05-18T12:27:40Z"}],"graph_snapshots":[{"event_id":"sha256:d7b2653f76be951ad2cbe1920de6f5066c1f57862c5ace4d6e37523f985cd6ae","target":"graph","created_at":"2026-05-18T03:17:33Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Recently, we analyzed the combined Greenwich and Solar Optical Observing Network (SOON) sunspot group data during the period 1874-2011 and studied variations in the annual numbers of small, large and big sunspot groups. Here that analysis is extended and studied variations in the mean maximum sizes (the mean values of maximum areas) of the aforementioned three classes of sunspot groups and also their combination. It is found that there is no significant correlation between the mean maximum size of any class of sunspot groups and the International Sunspot Number (Rz), probably due to in a given","authors_text":"J. Javaraiah","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-02T08:29:02Z","title":"Long-term temporal variations in the areas of sunspot groups"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.5168","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:15183ab2896ffdc0bf209a7a09f0d94e6726a9e2137be732d4b11d3d8d230327","target":"record","created_at":"2026-05-18T03:17:33Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"1fef73a1e93d640e07bbae36f7be717c14168b91ae683c7a6e6d01a55808d29a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-02T08:29:02Z","title_canon_sha256":"43adde5fef9bb60eba3822dc035e222cb02f522b86b9776e081bbcde7f695a2f"},"schema_version":"1.0","source":{"id":"1305.5168","kind":"arxiv","version":3}},"canonical_sha256":"1e8cd399c2ef2264020a7d0346bbf68023ff898978566cbddd9c7037940ef411","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1e8cd399c2ef2264020a7d0346bbf68023ff898978566cbddd9c7037940ef411","first_computed_at":"2026-05-18T03:17:33.798347Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:17:33.798347Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vd1piAtEEhbe8Dz030hJZbZ3qDlm62zfFGw7USL54bfy5XHdtC9J4h4xOEJw3vFycGZrfi4CRQABp8zzH+VnAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:17:33.798865Z","signed_message":"canonical_sha256_bytes"},"source_id":"1305.5168","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:15183ab2896ffdc0bf209a7a09f0d94e6726a9e2137be732d4b11d3d8d230327","sha256:d7b2653f76be951ad2cbe1920de6f5066c1f57862c5ace4d6e37523f985cd6ae"],"state_sha256":"60d532fb961c843e42c3a77c67cddcde231b77b4df052c12e26c9bc485476c4e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j78/HCJLdzXgpehTC669poyZ6VWASrPoFGHUWKE0V1K/yOuKu6LSa8cI7RvIBDifYxdBjuL2NIsqHQlb2fndDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T14:46:53.409500Z","bundle_sha256":"3d10559965e7a8b85309e78167407b80ee5881bda9c81255fa37e897ff607416"}}